<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <html><head><meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1"> <title>rawld.cpp Source File</title> <link href="doxygen.css" rel="stylesheet" type="text/css"> </head><body> <!-- Generated by Doxygen 1.2.15 --> <center> <a class="qindex" href="index.html">Main Page</a> <a class="qindex" href="namespaces.html">Namespace List</a> <a class="qindex" href="hierarchy.html">Class Hierarchy</a> <a class="qindex" href="classes.html">Alphabetical List</a> <a class="qindex" href="annotated.html">Compound List</a> <a class="qindex" href="files.html">File List</a> <a class="qindex" href="functions.html">Compound Members</a> </center> <hr><h1>rawld.cpp</h1><div class="fragment"><pre>00001 <font class="comment">/******************************************************************************</font> 00002 <font class="comment"> * rawld.cpp - code for class 'RawLD'- a module that reads raw lexicon and</font> 00003 <font class="comment"> * dictionary files: *.dat *.idx</font> 00004 <font class="comment"> */</font> 00005 00006 00007 <font class="preprocessor">#include <ctype.h></font> 00008 <font class="preprocessor">#include <stdio.h></font> 00009 <font class="preprocessor">#include <fcntl.h></font> 00010 00011 <font class="preprocessor">#ifndef __GNUC__</font> 00012 <font class="preprocessor"></font><font class="preprocessor">#include <io.h></font> 00013 <font class="preprocessor">#else</font> 00014 <font class="preprocessor"></font><font class="preprocessor">#include <unistd.h></font> 00015 <font class="preprocessor">#endif</font> 00016 <font class="preprocessor"></font> 00017 <font class="preprocessor">#include <string.h></font> 00018 <font class="preprocessor">#include <utilfuns.h></font> 00019 <font class="preprocessor">#include <rawstr.h></font> 00020 <font class="preprocessor">#include <rawld.h></font> 00021 00022 00023 <font class="comment">/******************************************************************************</font> 00024 <font class="comment"> * RawLD Constructor - Initializes data for instance of RawLD</font> 00025 <font class="comment"> *</font> 00026 <font class="comment"> * ENT: ipath - path and filename of files (no extension)</font> 00027 <font class="comment"> * iname - Internal name for module</font> 00028 <font class="comment"> * idesc - Name to display to user for module</font> 00029 <font class="comment"> * idisp - Display object to use for displaying</font> 00030 <font class="comment"> */</font> 00031 00032 RawLD::RawLD(<font class="keyword">const</font> <font class="keywordtype">char</font> *ipath, <font class="keyword">const</font> <font class="keywordtype">char</font> *iname, <font class="keyword">const</font> <font class="keywordtype">char</font> *idesc, <a class="code" href="class_s_w_display.html">SWDisplay</a> *idisp, SWTextEncoding enc, SWTextDirection dir, SWTextMarkup mark, <font class="keyword">const</font> <font class="keywordtype">char</font>* ilang) : RawStr(ipath), <a class="code" href="class_s_w_l_d.html">SWLD</a>(iname, idesc, idisp, enc, dir, mark, ilang) 00033 { 00034 } 00035 00036 00037 <font class="comment">/******************************************************************************</font> 00038 <font class="comment"> * RawLD Destructor - Cleans up instance of RawLD</font> 00039 <font class="comment"> */</font> 00040 00041 RawLD::~RawLD() 00042 { 00043 } 00044 00045 00046 <font class="comment">/******************************************************************************</font> 00047 <font class="comment"> * RawLD::strongsPad - Pads a key if it is 100% digits to 5 places</font> 00048 <font class="comment"> *</font> 00049 <font class="comment"> * ENT: buf - buffer to check and pad</font> 00050 <font class="comment"> */</font> 00051 00052 <font class="keywordtype">void</font> RawLD::strongsPad(<font class="keywordtype">char</font> *buf) 00053 { 00054 <font class="keyword">const</font> <font class="keywordtype">char</font> *check; 00055 <font class="keywordtype">int</font> size = 0; 00056 <font class="keywordtype">int</font> len = strlen(buf); 00057 <font class="keywordflow">if</font> ((len < 5) && (len > 0)) { 00058 <font class="keywordflow">for</font> (check = buf; *check; check++) { 00059 <font class="keywordflow">if</font> (!isdigit(*check)) 00060 <font class="keywordflow">break</font>; 00061 <font class="keywordflow">else</font> size++; 00062 } 00063 00064 <font class="keywordflow">if</font> ((size == len) && size) 00065 sprintf(buf, <font class="stringliteral">"%.5d"</font>, atoi(buf)); 00066 } 00067 } 00068 00069 00070 <font class="comment">/******************************************************************************</font> 00071 <font class="comment"> * RawLD::getEntry - Looks up entry from data file. 'Snaps' to closest</font> 00072 <font class="comment"> * entry and sets 'entrybuf'.</font> 00073 <font class="comment"> *</font> 00074 <font class="comment"> * ENT: away - number of entries offset from key (default = 0)</font> 00075 <font class="comment"> *</font> 00076 <font class="comment"> * RET: error status</font> 00077 <font class="comment"> */</font> 00078 00079 <font class="keywordtype">char</font> RawLD::getEntry(<font class="keywordtype">long</font> away) 00080 { 00081 <font class="keywordtype">long</font> start = 0; 00082 <font class="keywordtype">unsigned</font> <font class="keywordtype">short</font> size = 0; 00083 <font class="keywordtype">char</font> *idxbuf = 0; 00084 <font class="keywordtype">char</font> retval = 0; 00085 00086 <font class="keywordtype">char</font> *buf = <font class="keyword">new</font> <font class="keywordtype">char</font> [ strlen(*key) + 6 ]; 00087 strcpy(buf, *key); 00088 00089 strongsPad(buf); 00090 00091 *entrybuf = 0; 00092 <font class="keywordflow">if</font> (!(retval = findoffset(buf, &start, &size, away))) { 00093 entrySize = size; <font class="comment">// support getEntrySize call</font> 00094 <font class="keywordflow">if</font> (entrybuf) 00095 <font class="keyword">delete</font> [] entrybuf; 00096 entrybuf = <font class="keyword">new</font> <font class="keywordtype">char</font> [ ++size * FILTERPAD ]; 00097 idxbuf = <font class="keyword">new</font> <font class="keywordtype">char</font> [ size * FILTERPAD ]; 00098 00099 gettext(start, size + 1, idxbuf, entrybuf); 00100 <font class="keywordflow">if</font> (!key->Persist()) <font class="comment">// If we have our own key</font> 00101 *key = idxbuf; <font class="comment">// reset it to entry index buffer</font> 00102 00103 stdstr(&entkeytxt, idxbuf); <font class="comment">// set entry key text that module 'snapped' to.</font> 00104 <font class="keyword">delete</font> [] idxbuf; 00105 } 00106 <font class="keywordflow">else</font> { 00107 entrybuf = <font class="keyword">new</font> <font class="keywordtype">char</font> [ 5 ]; 00108 *entrybuf = 0; 00109 } 00110 00111 <font class="keyword">delete</font> [] buf; 00112 <font class="keywordflow">return</font> retval; 00113 } 00114 00115 00116 <font class="comment">/******************************************************************************</font> 00117 <font class="comment"> * RawLD::operator char * - Returns the correct entry when char * cast</font> 00118 <font class="comment"> * is requested</font> 00119 <font class="comment"> *</font> 00120 <font class="comment"> * RET: string buffer with entry</font> 00121 <font class="comment"> */</font> 00122 00123 <font class="keywordtype">char</font> *RawLD::getRawEntry() { 00124 <font class="keywordflow">if</font> (!getEntry() && !isUnicode()) { 00125 preptext(entrybuf); 00126 } 00127 00128 <font class="keywordflow">return</font> entrybuf; 00129 } 00130 00131 00132 <font class="comment">/******************************************************************************</font> 00133 <font class="comment"> * RawLD::operator += - Increments module key a number of entries</font> 00134 <font class="comment"> *</font> 00135 <font class="comment"> * ENT: increment - Number of entries to jump forward</font> 00136 <font class="comment"> *</font> 00137 <font class="comment"> * RET: *this</font> 00138 <font class="comment"> */</font> 00139 00140 <a class="code" href="class_s_w_module.html">SWModule</a> &RawLD::operator +=(<font class="keywordtype">int</font> increment) 00141 { 00142 <font class="keywordtype">char</font> tmperror; 00143 00144 <font class="keywordflow">if</font> (key->Traversable()) { 00145 *key += increment; 00146 error = key->Error(); 00147 increment = 0; 00148 } 00149 00150 tmperror = (getEntry(increment)) ? KEYERR_OUTOFBOUNDS : 0; 00151 error = (error)?error:tmperror; 00152 *key = entkeytxt; 00153 <font class="keywordflow">return</font> *<font class="keyword">this</font>; 00154 } 00155 00156 00157 <font class="comment">/******************************************************************************</font> 00158 <font class="comment"> * RawLD::operator =(SW_POSITION) - Positions this key if applicable</font> 00159 <font class="comment"> */</font> 00160 00161 <a class="code" href="class_s_w_module.html">SWModule</a> &RawLD::operator =(SW_POSITION p) 00162 { 00163 <font class="keywordflow">if</font> (!key->Traversable()) { 00164 <font class="keywordflow">switch</font> (p) { 00165 <font class="keywordflow">case</font> POS_TOP: 00166 *key = <font class="stringliteral">""</font>; 00167 <font class="keywordflow">break</font>; 00168 <font class="keywordflow">case</font> POS_BOTTOM: 00169 *key = <font class="stringliteral">"zzzzzzzzz"</font>; 00170 <font class="keywordflow">break</font>; 00171 } 00172 } 00173 <font class="keywordflow">else</font> *key = p; 00174 <font class="keywordflow">return</font> *<font class="keyword">this</font>; 00175 } 00176 00177 00178 <a class="code" href="class_s_w_module.html">SWModule</a> &RawLD::setentry(<font class="keyword">const</font> <font class="keywordtype">char</font> *inbuf, <font class="keywordtype">long</font> len) { 00179 settext(*key, inbuf, len); 00180 00181 <font class="keywordflow">return</font> *<font class="keyword">this</font>; 00182 } 00183 00184 <a class="code" href="class_s_w_module.html">SWModule</a> &RawLD::operator <<(<font class="keyword">const</font> <font class="keywordtype">char</font> *inbuf) { 00185 <font class="keywordflow">return</font> setentry(inbuf, 0); 00186 } 00187 00188 00189 <a class="code" href="class_s_w_module.html">SWModule</a> &RawLD::operator <<(<font class="keyword">const</font> <a class="code" href="class_s_w_key.html">SWKey</a> *inkey) { 00190 linkentry(*key, *inkey); 00191 00192 <font class="keywordflow">return</font> *<font class="keyword">this</font>; 00193 } 00194 00195 00196 <font class="comment">/******************************************************************************</font> 00197 <font class="comment"> * RawFiles::deleteEntry - deletes this entry</font> 00198 <font class="comment"> *</font> 00199 <font class="comment"> * RET: *this</font> 00200 <font class="comment"> */</font> 00201 00202 <font class="keywordtype">void</font> RawLD::deleteEntry() { 00203 settext(*key, <font class="stringliteral">""</font>); 00204 } </pre></div><hr><address align="right"><small>Generated on Thu Jun 20 22:13:00 2002 for The Sword Project by <a href="http://www.doxygen.org/index.html"> <img src="doxygen.png" alt="doxygen" align="middle" border=0 width=110 height=53></a>1.2.15 </small></address> </body> </html>